Github
CVE-2026-0756
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
2DescriptionCVE.org
github-kanban-mcp-server execAsync Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of github-kanban-mcp-server. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the handling of the create_issue parameter. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-27784.
AnalysisAI
github-kanban-mcp-server has a command injection in execAsync (EPSS 1.0%) enabling remote code execution on developer machines using the GitHub Kanban MCP integration.
Technical ContextAI
The github-kanban-mcp-server has a CWE-78 command injection in execAsync, following the same vulnerable pattern as other MCP servers using unsanitized shell execution.
Affected ProductsAI
github-kanban-mcp-server
RemediationAI
Update the server. Avoid shell command execution for MCP operations.
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Same weakness CWE-78 – OS Command Injection
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External POC / Exploit Code
Leaving vuln.today